Mitochondrial quality control in health and in Parkinson's disease

MA Eldeeb, RA Thomas, MA Ragheb… - Physiological …, 2022 - journals.physiology.org
As a central hub for cellular metabolism and intracellular signaling, the mitochondrion is a
pivotal organelle, dysfunction of which has been linked to several human diseases including …

Mitochondrial protein transport: Versatility of translocases and mechanisms

JD Busch, LF Fielden, N Pfanner, N Wiedemann - Molecular Cell, 2023 - cell.com
Biogenesis of mitochondria requires the import of approximately 1,000 different precursor
proteins into and across the mitochondrial membranes. Mitochondria exhibit a wide variety …

MitoStores: chaperone‐controlled protein granules store mitochondrial precursors in the cytosol

L Krämer, N Dalheimer, M Räschle, Z Storchová… - The EMBO …, 2023 - embopress.org
Hundreds of nucleus‐encoded mitochondrial precursor proteins are synthesized in the
cytosol and imported into mitochondria in a post‐translational manner. However, the early …

Mitochondrial complexome and import network

F den Brave, U Schulte, B Fakler, N Pfanner… - Trends in Cell Biology, 2024 - cell.com
Mitochondria perform crucial functions in cellular metabolism, protein and lipid biogenesis,
quality control, and signaling. The systematic analysis of protein complexes and interaction …

ATAD1 prevents clogging of TOM and damage caused by un-imported mitochondrial proteins

J Kim, M Goldstein, L Zecchel, R Ghorayeb… - Cell reports, 2024 - cell.com
Mitochondria require the constant import of nuclear-encoded proteins for proper functioning.
Impaired protein import not only depletes mitochondria of essential factors but also leads to …

The ER-SURF pathway uses ER-mitochondria contact sites for protein targeting to mitochondria

C Koch, S Lenhard, M Räschle… - EMBO …, 2024 - embopress.org
Most mitochondrial proteins are synthesized on cytosolic ribosomes and imported into
mitochondria in a post-translational reaction. Mitochondrial precursor proteins which use the …

Chloroplast proteostasis: A story of birth, life, and death

LL Gao, ZH Hong, Y Wang, GZ Wu - Plant Communications, 2023 - cell.com
Protein homeostasis (proteostasis) is a dynamic balance of protein synthesis and
degradation. Because of the endosymbiotic origin of chloroplasts and the massive transfer of …

Mitochondrial protein import clogging as a mechanism of disease

LP Coyne, X Wang, J Song, E de Jong, K Schneider… - Elife, 2023 - elifesciences.org
Mitochondrial biogenesis requires the import of> 1,000 mitochondrial preproteins from the
cytosol. Most studies on mitochondrial protein import are focused on the core import …

[HTML][HTML] Mitochondrial entry gate as regulatory hub

F den Brave, N Pfanner, T Becker - … et Biophysica Acta (BBA)-Molecular Cell …, 2024 - Elsevier
Mitochondria import 1000–1300 different precursor proteins from the cytosol. The main
mitochondrial entry gate is formed by the translocase of the outer membrane (TOM …

The role of the proteasome in mitochondrial protein quality control

S Rödl, JM Herrmann - IUBMB life, 2023 - Wiley Online Library
The abundance of each cellular protein is dynamically adjusted to the prevailing metabolic
and stress conditions by modulation of their synthesis and degradation rates. The …